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/*++
* * WOW v1.0 * * Copyright (c) 1991, Microsoft Corporation * * WGDI.C * WOW32 16-bit GDI API support * * History: * 07-Mar-1991 Jeff Parsons (jeffpar) * Created. * * 09-Apr-1991 NigelT * Various defines are used here to remove calls to Win32 * features which don't work yet. * * 06-June-1992 Chandan Chauhan (ChandanC) * Fixed BITMAP and DeviceIndependentBitmap (DIB) issues * * 22-May-1995 Craig Jones (a-craigj) * METAFILE NOTE: several 32-bit API's will return TRUE when GDI is in * "metafile" mode -- however, the POINT struct does not get * updated by GDI32 even if the API returns successfully so * we just return TRUE or FALSE as the point coors like W3.1. *--*/
#include "precomp.h"
#pragma hdrstop
#include "wowgdip.h"
#include "wdib.h"
#include "stddef.h" // these three are needed to include the
#include "wingdip.h"
// definition of EXTTEXTMETRICS in wingdip.h
// [bodind]
MODNAME(wgdi.c);
#define SETGDIXFORM 4113
#define RESETPAGE 4114
// This must be removed from POSTBETA for sure. ChandanC 3/22/94.
#define IGNORESTARTPGAE 0x7FFFFFFF
#define ADD_MSTT 0x7FFFFFFD
#ifdef FE_SB
// WOWCF_FE_FLW2_PRINTING_PS, Japanese Lotus Freelance printing with PostScript.
// Between Escape( BEGIN_PATH ) and Escape( END_PATH ), select brush object
// with WHITE_BRUSH
BOOL fCmptFLW = FALSE;#endif // FE_SB
LPDEVMODE GetDefaultDevMode32(LPSTR pszDriver); // Implemented in wspool.c
// Hack for apps which try to be their own printer driver & send form feeds to
// the printer in Escape(PassThrough) calls. This mechanism prevents an
// additional page being spit out of the printer when the app calls EndDoc()
// because GDI32 EndDoc() does an implicit form feed.
typedef struct _FormFeedHack { struct _FormFeedHack UNALIGNED *next; HAND16 hTask16; HDC hdc; LPBYTE lpBytes; int cbBytes;} FORMFEEDHACK;typedef FORMFEEDHACK UNALIGNED *PFORMFEEDHACK;
PFORMFEEDHACK gpFormFeedHackList = NULL; // start of global formfeed Hack list
LONG HandleFormFeedHack(HDC hdc, LPBYTE lpdata, int cb);LPBYTE SendFrontEndOfDataStream(HDC hdc, LPBYTE lpData, int *cb, LONG *ul);void FreeFormFeedHackNode(PFORMFEEDHACK pNode);void FreeTaskFormFeedHacks(HAND16 hTask16);void SendFormFeedHack(HDC hdc);PFORMFEEDHACK FindFormFeedHackNode(HDC hdc);PFORMFEEDHACK CreateFormFeedHackNode(HDC hdc, int cb, LPBYTE lpData);void RemoveFormFeedHack(HDC hdc);
ULONG FASTCALL WG32CreateBitmap(PVDMFRAME pFrame){ ULONG ul; register PCREATEBITMAP16 parg16; LPBYTE lpBitsOriginal;
GETARGPTR(pFrame, sizeof(CREATEBITMAP16), parg16); GETOPTPTR(parg16->f5, 0, lpBitsOriginal);
ul = GETHBITMAP16(CreateBitmap(INT32(parg16->f1), INT32(parg16->f2), LOBYTE(parg16->f3), LOBYTE(parg16->f4), lpBitsOriginal));
WOW32APIWARN(ul, "CreateBitmap");
FREEOPTPTR(lpBitsOriginal); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateBitmapIndirect(PVDMFRAME pFrame){ ULONG ul; register PCREATEBITMAPINDIRECT16 parg16;
PBITMAP16 pbm16; BITMAP bm; LPBYTE lp = NULL;
GETARGPTR(pFrame, sizeof(CREATEBITMAPINDIRECT16), parg16);
GETVDMPTR(parg16->f1, sizeof(BITMAP16), pbm16); GETOPTPTR(pbm16->bmBits, 0, lp);
bm.bmType = (LONG) FETCHSHORT(pbm16->bmType); bm.bmWidth = (LONG) FETCHSHORT(pbm16->bmWidth); bm.bmHeight = (LONG) FETCHSHORT(pbm16->bmHeight); bm.bmWidthBytes = (LONG) FETCHSHORT(pbm16->bmWidthBytes); bm.bmPlanes = (WORD) pbm16->bmPlanes; bm.bmBitsPixel = (WORD) pbm16->bmBitsPixel; bm.bmBits = lp;
ul = GETHBITMAP16(CreateBitmapIndirect(&bm));
WOW32APIWARN(ul, "CreateBitmapIndirect");
FREEOPTPTR(lp); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateBrushIndirect(PVDMFRAME pFrame){ ULONG ul; LOGBRUSH t1; HAND16 hMem16; HANDLE hMem32 = NULL; LPBYTE lpMem16, lpMem32; INT cb; VPVOID vp; register PCREATEBRUSHINDIRECT16 parg16;
GETARGPTR(pFrame, sizeof(CREATEBRUSHINDIRECT16), parg16); GETLOGBRUSH16(parg16->f1, &t1);
// some apps don't properly set the style. Make sure it is a valid w3.1 style
if (t1.lbStyle > BS_DIBPATTERN) t1.lbStyle = BS_SOLID;
if (t1.lbStyle == BS_PATTERN) { t1.lbStyle = BS_PATTERN8X8; } else if (t1.lbStyle == BS_DIBPATTERN) { hMem16 = (WORD) t1.lbHatch; if (hMem16) { vp = RealLockResource16(hMem16, &cb); if (vp) { GETMISCPTR(vp, lpMem16); hMem32 = WOWGLOBALALLOC(GMEM_MOVEABLE, cb); WOW32ASSERT(hMem32); if (hMem32) { lpMem32 = GlobalLock(hMem32); RtlCopyMemory(lpMem32, lpMem16, cb); GlobalUnlock(hMem32); } GlobalUnlock16(hMem16); FREEMISCPTR(lpMem16); } } t1.lbHatch = (LONG)hMem32; } else if (t1.lbStyle == BS_SOLID) { t1.lbColor = COLOR32(t1.lbColor); }
ul = GETHBRUSH16(CreateBrushIndirect(&t1));
if (hMem32) { WOWGLOBALFREE(hMem32); }
WOW32APIWARN(ul, "CreateBrushIndirect");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateCompatibleDC(PVDMFRAME pFrame){ ULONG ul; HDC hdc; register PCREATECOMPATIBLEDC16 parg16;
GETARGPTR(pFrame, sizeof(CREATECOMPATIBLEDC16), parg16);
if ( parg16->f1 ) { hdc = HDC32(parg16->f1); if ( hdc == NULL ) { FREEARGPTR(parg16); return(0); } } else { hdc = NULL; } ul = GETHDC16(CreateCompatibleDC(hdc));//
// Some apps such as MSWORKS and MS PUBLISHER use some wizard code that accepts
// a hDC or a hWnd as a parameter and attempt to figure out what type of handle
// it is by using the IsWindow() call. Since both handles come from different
// handle spaces they may end up the same value and this wizard code will end
// up writing to the DC for a random window. By ORing in a 1 we ensure that the
// handle types will never share the same value since all hWnds are even. Note
// that this hack is also made in WU32GetDC().
//
// Note that there are some apps that use the lower 2 bits of the hDC for their
// own purposes.
if (ul && CURRENTPTD()->dwWOWCompatFlags & WOWCF_UNIQUEHDCHWND) { ul = ul | 1; }
WOW32APIWARN(ul, "CreateCompatibleDC");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateDC(PVDMFRAME pFrame){ ULONG ul = 0; PSZ psz1 = NULL; PSZ psz2 = NULL; PSZ psz3 = NULL; PSZ pszDib; LPDEVMODE t4 = NULL; register PCREATEDC16 parg16;
GETARGPTR(pFrame, sizeof(CREATEDC16), parg16);
if(parg16->f1) { if(!(psz1 = malloc_w_strcpy_vp16to32(parg16->f1, FALSE, 0))) goto ExitPath; } if(parg16->f2) { if(!(psz2 = malloc_w_strcpy_vp16to32(parg16->f2, FALSE, 0))) goto ExitPath; } if(parg16->f3) { if(!(psz3 = malloc_w_strcpy_vp16to32(parg16->f3, FALSE, 0))) goto ExitPath; }
// Note: parg16->f4 will usually be a lpDevMode, but it is documented
// that it can also be a lpBitMapInfo if the driver name is "dib.drv"
// test for "dib.drv". Director 4.0 uses "dirdib.drv"
if (psz1 && ((pszDib = WOW32_strstr (psz1, "DIB")) || (pszDib = WOW32_strstr (psz1, "dib")))) { if (WOW32_stricmp (pszDib, "DIB") == 0 || WOW32_stricmp (pszDib, "DIB.DRV") == 0) { ul = GETHDC16(W32HandleDibDrv ((PVPVOID)parg16->f4)); // Note: flat 16:16 ptrs should be considered invalid after this call
} }
// handle normal non-dib.drv case
else { if (FETCHDWORD(parg16->f4) == 0L) { t4 = GetDefaultDevMode32(psz2); } else { t4 = ThunkDevMode16to32(parg16->f4); }
// this can callback into a 16-bit fax driver!
ul = GETHDC16(CreateDC(psz1, psz2, psz3, t4));
// Note: flat 16:16 ptrs should be considered invalid after this call
FREEARGPTR(parg16); }
ExitPath: if(psz1) free_w(psz1); if(psz2) free_w(psz2); if(psz3) free_w(psz3);
WOW32APIWARN(ul, "CreateDC");
FREEDEVMODE32(t4); FREEARGPTR(parg16);
RETURN(ul);}
ULONG FASTCALL WG32CreateDIBPatternBrush(PVDMFRAME pFrame){ ULONG ul = 0; LPBYTE lpb16; LOGBRUSH logbr; register PCREATEDIBPATTERNBRUSH16 parg16;
GETARGPTR(pFrame, sizeof(CREATEDIBPATTERNBRUSH16), parg16); GETMISCPTR(parg16->f1, lpb16); logbr.lbStyle = BS_DIBPATTERN8X8; logbr.lbColor = WORD32(parg16->f2); logbr.lbHatch = (LONG) lpb16;
ul = GETHBRUSH16(CreateBrushIndirect(&logbr)); WOW32APIWARN(ul, "CreateDIBPatternBrush");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateDIBitmap(PVDMFRAME pFrame){ ULONG ul=0; LPBYTE lpib4; BITMAPINFOHEADER bmxh2; STACKBMI32 bmi32; LPBITMAPINFOHEADER lpbmih32; LPBITMAPINFO lpbmi32;
register PCREATEDIBITMAP16 parg16;
GETARGPTR(pFrame, sizeof(CREATEDIBITMAP16), parg16); GETMISCPTR(parg16->f4, lpib4);
lpbmih32 = CopyBMIH16ToBMIH32((PVPVOID) FETCHDWORD(parg16->f2), &bmxh2); if (lpbmih32) {
lpbmi32 = CopyBMI16ToBMI32((PVPVOID)FETCHDWORD(parg16->f5), (LPBITMAPINFO)&bmi32, FETCHWORD(parg16->f6));
// see if we need to adjust the image sze for RLE bitmaps
if(lpbmi32 && lpib4 && (DWORD32(parg16->f3) == CBM_INIT)) {
if((lpbmi32->bmiHeader.biCompression == BI_RLE4) || (lpbmi32->bmiHeader.biCompression == BI_RLE8)) {
if(lpbmi32->bmiHeader.biSizeImage == 0) {
lpbmi32->bmiHeader.biSizeImage = Get_RLE_Compression_Size(lpbmi32->bmiHeader.biCompression, lpib4, parg16->f4); } } }
ul = GETHBITMAP16(CreateDIBitmap(HDC32(parg16->f1), lpbmih32, DWORD32(parg16->f3), lpib4, lpbmi32, WORD32(parg16->f6) )); }
WOW32APIWARN(ul, "CreateDIBitmap");
FREEMISCPTR(lpib4); FREEARGPTR(parg16);
return(ul);}
ULONG FASTCALL WG32CreateEllipticRgnIndirect(PVDMFRAME pFrame){ ULONG ul; RECT t1; register PCREATEELLIPTICRGNINDIRECT16 parg16;
GETARGPTR(pFrame, sizeof(CREATEELLIPTICRGNINDIRECT16), parg16); WOW32VERIFY(GETRECT16(parg16->f1, &t1));
ul = GETHRGN16(CreateEllipticRgnIndirect(&t1));
WOW32APIWARN(ul, "CreateEllipticRgnIndirect");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateIC(PVDMFRAME pFrame){ ULONG ul = 0; PSZ psz1 = NULL; PSZ psz2 = NULL; PSZ psz2t = NULL; PSZ psz3 = NULL; LPDEVMODE t4 = NULL; register PCREATEIC16 parg16; INT len; PCHAR pch; CHAR achDevice[256]; DWORD dw;
GETARGPTR(pFrame, sizeof(CREATEIC16), parg16);
if(parg16->f1) { if(!(psz1 = malloc_w_strcpy_vp16to32(parg16->f1, FALSE, 0))) goto ExitPath; } if(parg16->f2) { if(!(psz2 = malloc_w_strcpy_vp16to32(parg16->f2, FALSE, 0))) goto ExitPath; } if(parg16->f3) { if(!(psz3 = malloc_w_strcpy_vp16to32(parg16->f3, FALSE, 0))) goto ExitPath; }
if (FETCHDWORD(parg16->f4) != 0L) { t4 = ThunkDevMode16to32(parg16->f4); } else { t4 = GetDefaultDevMode32(psz2); }
// invalidate all flat ptrs to 16:16 memory now!
FREEARGPTR(parg16);
psz2t = psz2;
//
// HACK Alert!
//
// NBI's Legacy comes with a pscript.drv that resides in [AppPath]\cbt
// they call CreateIC() specifying the the path to this file as the driver.
// the app GP faults if the CreateIC returns 0. once they've loaded this
// printer driver, on successive calls to CreateIC() they simply use
// "PSCRIPT" as the driver name and use "PostScript Printer", "FILE:" as
// the other parms.
// let's recognize these driver names and try to replace it with the
// system default printer. if there's no printer installed, a GP fault
// is unavoidable. the app appears to use this pscript.drv only during
// the tutorial, so we're not providing life-support for an app that's
// clinically dead.
//
//
// check for a driver name that ends with "PSCRIPT" and if so,
// check that the device name is "PostScript Printer".
// on NT the driver name should always be "winspool", although it's
// completely ignored.
//
// PageMaker 5.0a calls this with ("pscript","Postscript printer","LPT1:",0)
// when opening calibrat.pt5
len = psz1 ? strlen(psz1) : 0; if (len >= 7) {#if 0
static CHAR achPS[] = "PostScript Printer";#endif
if (!WOW32_stricmp(psz1+len-7, "pscript")#if 0
// let's see who else thinks they're using a pscript driver
//
&& (RtlCompareMemory(achPS, psz2, sizeof(achPS)) == sizeof(achPS))#endif
) {
LOGDEBUG(LOG_ALWAYS,("WOW32: CreateIC - detected request for Pscript driver\n")); dw = GetProfileString("windows", "device", "", achDevice, sizeof(achDevice)); if (dw) { psz2t = achDevice; pch = WOW32_strchr(achDevice, ','); if (pch) { *pch = '\0'; } } } }
// this can callback into a 16-bit fax driver!
ul = GETHDC16(CreateIC(psz1, psz2t, psz3, t4));
// Note: flat 16:16 ptrs should be considered invalid after this call
FREEARGPTR(parg16);
ExitPath: if(psz1) free_w(psz1); if(psz2) free_w(psz2); if(psz3) free_w(psz3);
WOW32APIWARN(ul, "CreateIC");
FREEDEVMODE32(t4);
RETURN(ul);}
ULONG FASTCALL WG32CreatePatternBrush(PVDMFRAME pFrame){ ULONG ul; LOGBRUSH logbr; register PCREATEPATTERNBRUSH16 parg16;
GETARGPTR(pFrame, sizeof(CREATEPATTERNBRUSH16), parg16);
logbr.lbStyle = BS_PATTERN8X8; logbr.lbColor = 0; logbr.lbHatch = (LONG)HBITMAP32(parg16->f1);
ul = GETHBRUSH16(CreateBrushIndirect(&logbr));
WOW32APIWARN(ul, "CreatePatternBrush");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreatePenIndirect(PVDMFRAME pFrame){ ULONG ul; LOGPEN t1; register PCREATEPENINDIRECT16 parg16;
GETARGPTR(pFrame, sizeof(CREATEPENINDIRECT16), parg16); GETLOGPEN16(parg16->f1, &t1);
ul = GETHPEN16(CreatePenIndirect(&t1));
WOW32APIWARN(ul, "CreatePenIndirect");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreatePolyPolygonRgn(PVDMFRAME pFrame){ ULONG ul = 0; LPPOINT pPoints; PINT pPolyCnt; UINT cpts = 0; INT ii; register PCREATEPOLYPOLYGONRGN16 parg16; INT cInt16; INT BufferT[256]; // comfortably large array
GETARGPTR(pFrame, sizeof(CREATEPOLYPOLYGONRGN16), parg16); cInt16 = INT32(parg16->f3); pPolyCnt = STACKORHEAPALLOC(cInt16 * sizeof(INT), sizeof(BufferT), BufferT); if (!pPolyCnt) { FREEARGPTR(parg16); RETURN(0); }
getintarray16(parg16->f2, cInt16, pPolyCnt); for (ii=0; ii < cInt16; ii++) cpts += pPolyCnt[ii];
pPoints = STACKORHEAPALLOC(cpts * sizeof(POINT), sizeof(BufferT) - cInt16 * sizeof(INT), BufferT + cInt16); if(pPoints) { getpoint16(parg16->f1, cpts, pPoints);
ul = GETHRGN16(CreatePolyPolygonRgn(pPoints, pPolyCnt, INT32(parg16->f3), INT32(parg16->f4))); }
WOW32APIWARN(ul, "CreatePolyPolygonRgn");
STACKORHEAPFREE(pPoints, BufferT + cInt16); STACKORHEAPFREE(pPolyCnt, BufferT); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreatePolygonRgn(PVDMFRAME pFrame){ ULONG ul = 0; LPPOINT t1; register PCREATEPOLYGONRGN16 parg16; POINT BufferT[128];
GETARGPTR(pFrame, sizeof(CREATEPOLYGONRGN16), parg16); t1 = STACKORHEAPALLOC(parg16->f2 * sizeof(POINT), sizeof(BufferT), BufferT); if(t1) { getpoint16(parg16->f1, parg16->f2, t1);
ul = GETHRGN16(CreatePolygonRgn(t1, INT32(parg16->f2), INT32(parg16->f3))); }
WOW32APIWARN(ul, "CreatePolygonRgn");
STACKORHEAPFREE(t1, BufferT); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32CreateRectRgnIndirect(PVDMFRAME pFrame){ ULONG ul; RECT t1; register PCREATERECTRGNINDIRECT16 parg16;
GETARGPTR(pFrame, sizeof(CREATERECTRGNINDIRECT16), parg16); WOW32VERIFY(GETRECT16(parg16->f1, &t1));
ul = GETHRGN16(CreateRectRgnIndirect(&t1));
WOW32APIWARN(ul, "CreateRectRgnIndirect");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32DPtoLP(PVDMFRAME pFrame){ ULONG ul=0; LPPOINT t2; register PDPTOLP16 parg16; POINT BufferT[128];
GETARGPTR(pFrame, sizeof(DPTOLP16), parg16); t2 = STACKORHEAPALLOC(parg16->f3 * sizeof(POINT), sizeof(BufferT), BufferT);
if (t2) { getpoint16(parg16->f2, parg16->f3, t2);
ul = GETBOOL16(DPtoLP(HDC32(parg16->f1), t2, INT32(parg16->f3)));
PUTPOINTARRAY16(parg16->f2, parg16->f3, t2); STACKORHEAPFREE(t2, BufferT); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32DeleteDC(PVDMFRAME pFrame){ HDC hdc32; ULONG ul; register PDELETEDC16 parg16;
GETARGPTR(pFrame, sizeof(DELETEDC16), parg16);
hdc32 = HDC32(parg16->f1);
if ((ul = W32CheckAndFreeDibInfo(hdc32)) == FALSE) {
ul = GETBOOL16(DeleteDC(hdc32));
// update our GDI handle mapping table
if(ul) { DeleteWOWGdiHandle(hdc32, (HAND16)parg16->f1); } }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32DeleteObject(PVDMFRAME pFrame){ ULONG ul; register PDELETEOBJECT16 parg16; HGDIOBJ hGdiObj;
GETARGPTR(pFrame, sizeof(DELETEOBJECT16), parg16);
hGdiObj = HOBJ32(parg16->f1);
if ((pDibSectionInfoHead == NULL) || (ul = W32CheckAndFreeDibSectionInfo(hGdiObj) == FALSE)) {
ul = GETBOOL16(DeleteObject(hGdiObj));
// update our GDI handle mapping table
if(ul) { DeleteWOWGdiHandle(hGdiObj, (HAND16)parg16->f1); }
if (!ul) { //
// Most apps probably don't care what the return value from
// DeleteObject is, but in any case, in this regard, NT has
// different logic from win31/win95. For example, it appears
// that win95 always returns TRUE when a palette object is
// passed to DeleteObject, even if the palette was not deleted
// (because it was already selected).
//
// Here we try to decide if we should change the return value
// from FALSE to TRUE.
//
// ChessMaster 3000 tries to delete a Palette object that
// is still selected. If it fails, then it puts up a popup.
//
switch(GetObjectType(hGdiObj)) { case OBJ_PAL: case OBJ_PEN: case OBJ_BRUSH: ul = TRUE; break; } } }
FREEARGPTR(parg16); RETURN(ul);}
// WARNING: This function may cause 16-bit memory movement
INT W32EnumObjFunc(LPSTR lpLogObject, PENUMOBJDATA pEnumObjData){ PARM16 Parm16; INT iReturn;
WOW32ASSERT(pEnumObjData);
switch (pEnumObjData->ObjType) { case OBJ_BRUSH: PUTLOGBRUSH16(pEnumObjData->vpObjData, sizeof(LOGBRUSH), (LPLOGBRUSH)lpLogObject); break; case OBJ_PEN: PUTLOGPEN16(pEnumObjData->vpObjData, sizeof(LOGPEN), (LPLOGPEN)lpLogObject); break; default: LOGDEBUG(LOG_ALWAYS,("WOW32 ERROR -- Illegal type %d passes to EnumObj\n",pEnumObjData->ObjType)); return 0; } // end switch
STOREDWORD(Parm16.EnumObjProc.vpLogObject, pEnumObjData->vpObjData); STOREDWORD(Parm16.EnumObjProc.vpData, pEnumObjData->dwUserParam); CallBack16(RET_ENUMOBJPROC, &Parm16, pEnumObjData->vpfnEnumObjProc, (PVPVOID)&iReturn);
return (SHORT)iReturn;
}
ULONG FASTCALL WG32EnumObjects(PVDMFRAME pFrame){ ULONG ul = 0; register PENUMOBJECTS16 parg16; ENUMOBJDATA EnumObjData;
GETARGPTR(pFrame, sizeof(ENUMOBJECTS16), parg16);
EnumObjData.ObjType = INT32(parg16->f2);
switch(EnumObjData.ObjType) { case OBJ_BRUSH: EnumObjData.vpObjData = malloc16(sizeof(LOGBRUSH16)); break; case OBJ_PEN: EnumObjData.vpObjData = malloc16(sizeof(LOGPEN16)); break; default: LOGDEBUG(LOG_ALWAYS,("WOW32 ERROR -- Illegal type %d passes to EnumObj\n",EnumObjData.ObjType)); EnumObjData.vpObjData = (VPVOID)0; } // malloc16 may have caused 16-bit memory movement - invalidate flat ptrs
FREEVDMPTR(pFrame); FREEARGPTR(parg16); GETFRAMEPTR(((PTD)CURRENTPTD())->vpStack, pFrame); GETARGPTR(pFrame, sizeof(ENUMOBJECTS16), parg16);
if( EnumObjData.vpObjData ) { EnumObjData.vpfnEnumObjProc = DWORD32(parg16->f3); EnumObjData.dwUserParam = DWORD32(parg16->f4);
ul = (ULONG)(GETINT16(EnumObjects(HDC32(parg16->f1), (int)INT32(parg16->f2), (GOBJENUMPROC)W32EnumObjFunc, (LPARAM)&EnumObjData))); // 16-bit memory may have moved - invalidate flat pointers
FREEARGPTR(parg16); FREEVDMPTR(pFrame); free16(EnumObjData.vpObjData);
}
FREEARGPTR(parg16); RETURN(ul);}
/**************************************************************************\
*\**************************************************************************/
typedef struct _ESCKERNPAIR { union { BYTE each[2]; WORD both; } kpPair; SHORT KernAmount;} ESCKERNPAIR;
/******************************Public*Routine******************************\
* iGetKerningPairsEsc32** History:* Tue 16-Mar-1993 11:08:36 by Kirk Olynyk [kirko]* Wrote it.\**************************************************************************/
intiGetKerningPairsEsc32( HDC hdc, ESCKERNPAIR *pekp ){ int i,j; int n;
ESCKERNPAIR *pekpT, *pekpTOut; KERNINGPAIR *pkpT;
KERNINGPAIR *pkp = (KERNINGPAIR*) NULL;
if ( (n = GetKerningPairs(hdc,0,NULL)) && (pkp = malloc_w((n * sizeof(KERNINGPAIR)))) && (n = (int) GetKerningPairs(hdc, n, pkp)) ) { n = min(n,512);
//
// load the low byte of each word, Win 3.1 doesn't seem to care about
// the high byte
//
pekpT = pekp; pekpTOut = pekp + n; pkpT = pkp;
while (pekpT < pekpTOut) { pekpT->kpPair.each[0] = (BYTE) pkpT->wFirst; pekpT->kpPair.each[1] = (BYTE) pkpT->wSecond; pekpT->KernAmount = (SHORT) pkpT->iKernAmount;
pekpT += 1; pkpT += 1; }
//
// bubble sort word formed by byte pair
//
for (i = 0; i < n - 1; i++) { for (j = n-1; j > i; --j) { if (pekp[j-1].kpPair.both > pekp[j].kpPair.both) { ESCKERNPAIR ekp;
ekp = pekp[j]; pekp[j] = pekp[j-1]; pekp[j] = ekp; } } } }
if (pkp) { free_w(pkp); }
return(n);}
// Don;t change this unless you change where it is used as a limit
#define ESC_BUF_SIZE 32
ULONG FASTCALL WG32Escape(PVDMFRAME pFrame){ ULONG ul=0; register PESCAPE16 parg16; PVOID pin = NULL; int iMapMode; CHAR buf[ESC_BUF_SIZE]; HANDLE hdc32;
GETARGPTR(pFrame, sizeof(ESCAPE16), parg16); GETOPTPTR(parg16->f4, 0, pin);
hdc32 = HDC32(parg16->f1);
switch (INT32(parg16->f2)) { case GETPHYSPAGESIZE: case GETPRINTINGOFFSET: case GETSCALINGFACTOR: { POINT pt; ul = GETINT16(Escape(hdc32, INT32(parg16->f2), INT32(parg16->f3), pin, (LPSTR)&pt));
if (!ul) { // if these fail, they are almost certainly doing it on a display dc.
// We will fill the return value in with reasonable values for those
// apps (micrographx draw) that ignore our return values.
// we still return failure.
switch (INT32(parg16->f2)) { case GETPHYSPAGESIZE: pt.x = GetDeviceCaps(hdc32,HORZRES); pt.y = GetDeviceCaps(hdc32,VERTRES); break;
case GETPRINTINGOFFSET: pt.x = 0; pt.y = 0; break;
default: break; } }
PUTPOINT16(parg16->f5, &pt); } break;
case GETCOLORTABLE: { PDWORD pdw; DWORD dw; INT i;
if (pin) { i = (INT) FETCHSHORT(*(PSHORT)pin); } else { ul = (ULONG)-1; break; }
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), sizeof(INT), (LPCSTR)&i, &dw));
GETVDMPTR(parg16->f5, sizeof(DWORD), pdw); STOREDWORD ((*pdw), dw); FREEVDMPTR(pdw); } break;
case NEXTBAND: { RECT rt;
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), INT32(parg16->f3), pin, (LPSTR)&rt));
PUTRECT16(parg16->f5, &rt); } break;
case QUERYESCSUPPORT: { INT i;
i = (INT) FETCHWORD((*(PWORD)pin));
switch (i) {
// For Escapes return FALSE for MGX Draw and TRUE for all other apps.
// ChandanC, 27/5/93.
//
case OPENCHANNEL: // 4110
case DOWNLOADHEADER: // 4111
case CLOSECHANNEL: // 4112
case SETGDIXFORM: // 4113
case RESETPAGE: // 4114
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { ul = 1; } break;
case POSTSCRIPT_PASSTHROUGH: // 4115
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { LOGDEBUG(3,("Querying support for escape %x\n",i)); ul = GETINT16(Escape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i, NULL)); } break;
case ENCAPSULATED_POSTSCRIPT: // 4116
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { LOGDEBUG(3,("Querying support for escape %x\n",i)); ul = GETINT16(DrawEscape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i)); } break;
case GETEXTENDEDTEXTMETRICS: case GETPAIRKERNTABLE: case FLUSHOUTPUT: ul = 1; break;
case SETCOPYCOUNT: case GETCOLORTABLE: case GETPHYSPAGESIZE: case GETPRINTINGOFFSET: case GETSCALINGFACTOR: case NEXTBAND: case SETABORTPROC: case BEGIN_PATH: case END_PATH: case CLIP_TO_PATH: LOGDEBUG(3,("Querying support for escape %x\n",i)); ul = GETINT16(Escape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i, NULL)); break;
case POSTSCRIPT_DATA: case POSTSCRIPT_IGNORE: if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { LOGDEBUG(3,("Querying support for escape %x\n",i)); ul = GETINT16(Escape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i, NULL)); } break;
case GETTECHNOLOGY: case PASSTHROUGH: case DOWNLOADFACE: case GETFACENAME: case GETDEVICEUNITS: case EPSPRINTING: LOGDEBUG(3,("Querying support for escape %x\n",i)); ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i, 0, NULL)); break;
case DRAWPATTERNRECT: LOGDEBUG(3,("Querying support for escape %x\n",i));
// some apps just don't do DRAWPATTERNRECT correctly (Excel
// 6.0c, Word 6.0c Access 2.0 #122856). Others can't handle
// the new 32bit DRAWPATTERNRECT struct (AmiPro 3.1
// #107210). We just tell them that it isn't supported and
// force them to figure out the effect on their own.
if(CURRENTPTD()->dwWOWCompatFlagsEx & WOWCFEX_SAYNO2DRAWPATTERNRECT) { ul = 0; break; } else { ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i, 0, NULL)); break; }
default: LOGDEBUG(3,("Querying support for escape %x\n",i)); ul = GETINT16(Escape(hdc32, INT32(parg16->f2), sizeof(int), (PVOID)&i, NULL)); break; }
} break;
case SETABORTPROC: ((PTDB)SEGPTR(pFrame->wTDB, 0))->TDB_vpfnAbortProc = FETCHDWORD(parg16->f4);
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), 0, (LPCSTR)W32AbortProc, NULL));
break;
case GETDEVICEUNITS: { PVOID pout; LONG out[4];
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), 0, NULL, (LPSTR)out));
if (ul == 1) { GETOPTPTR(parg16->f5, 0, pout); RtlCopyMemory(pout, out, sizeof(out)); FREEOPTPTR(pout); }
} break;
case GETPAIRKERNTABLE: { PVOID pout; GETOPTPTR(parg16->f5, 0, pout);
ul = GETINT16(iGetKerningPairsEsc32(hdc32, (ESCKERNPAIR*)pout));
FREEOPTPTR(pout); } break;
case GETEXTENDEDTEXTMETRICS: { PVOID pout; EXTTEXTMETRIC etm;
if ( (ul = GETINT16(GetETM(hdc32, &etm))) != 0 ) { GETOPTPTR(parg16->f5, 0, pout); RtlCopyMemory(pout, &etm, sizeof(EXTTEXTMETRIC)); FREEOPTPTR(pout); } } break;
case OPENCHANNEL: // 4110
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) {
ul = 0;
} else {
DOCINFO16 *pout; DOCINFO DocInfo;
DocInfo.cbSize = sizeof(DocInfo); DocInfo.lpszDatatype = "RAW"; DocInfo.fwType = 0;
GETOPTPTR(parg16->f5, 0, pout);
if (pout) {
GETOPTPTR(pout->lpszDocName, 0, DocInfo.lpszDocName); GETOPTPTR(pout->lpszOutput, 0, DocInfo.lpszOutput);
ul = StartDoc(hdc32, &DocInfo);
FREEOPTPTR(DocInfo.lpszDocName); FREEOPTPTR(DocInfo.lpszOutput);
} else {
//
// Fifth parameter null, use old (startdoc) format
//
GETOPTPTR(parg16->f4, 0, DocInfo.lpszDocName); DocInfo.lpszOutput = NULL;
ul = StartDoc(hdc32, &DocInfo);
FREEOPTPTR(DocInfo.lpszDocName);
}
FREEOPTPTR(pout); } break;
case DOWNLOADHEADER: // 4111
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { PBYTE pout; char ach[64];
GETOPTPTR(parg16->f5, 0, pout);
if (pout) { ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), 0, NULL, sizeof(ach), ach));
strcpy (pout, ach); } else { ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), 0, NULL, 0, NULL));
}
FREEOPTPTR(pout); } break;
case CLOSECHANNEL: // 4112
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else {
// send any buffered data streams to the printer before EndDoc
if(CURRENTPTD()->dwWOWCompatFlagsEx & WOWCFEX_FORMFEEDHACK) { SendFormFeedHack(hdc32); }
ul = EndDoc(hdc32); } break;
// This Escape is defined for PageMaker. It is SETGDIXFORM.
// ChandanC, 24/5/93.
//
case SETGDIXFORM: // 4113
case RESETPAGE: // 4114
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { ul = 1; } break;
case POSTSCRIPT_PASSTHROUGH: // 4115
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { ul = GETINT16(Escape(hdc32, INT32(parg16->f2), (FETCHWORD(*(PWORD)pin) + 2), (LPCSTR)pin, NULL)); } break;
case ENCAPSULATED_POSTSCRIPT: // 4116
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; } else { DWORD cb; PVOID lpInData32 = NULL;
lpInData32 = pin; cb = FETCHDWORD (*(PDWORD) pin);
if ((DWORD) pin & 3) { if (lpInData32 = (PVOID) malloc_w (cb)) { RtlCopyMemory(lpInData32, pin, cb); } else { ul = 0; break; } }
ul = GETINT16(DrawEscape(hdc32, INT32(parg16->f2), cb, lpInData32));
if (((DWORD) pin & 3) && (lpInData32)) { free_w (lpInData32); }
} break;
case POSTSCRIPT_DATA: if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; LOGDEBUG (LOG_ALWAYS, ("MicroGraphax app using POSTSCRIPT_DATA, contact PingW/ChandanC\n")); WOW32ASSERT(FALSE); } else { //
// XPress needs IGNORESTARTPAGE escape.
// PingW, ChandanC 3/22/94
//
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_NEEDIGNORESTARTPAGE) { int l; char szBuf[40];
if ((l = ExtEscape(hdc32, GETTECHNOLOGY, 0, NULL, sizeof(szBuf), szBuf)) > 0) {
if (!WOW32_stricmp(szBuf, szPostscript)) { l = ExtEscape(hdc32, IGNORESTARTPGAE, 0, NULL, 0, NULL); } } }
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), (FETCHWORD(*(PWORD)pin) + 2), (LPCSTR)pin, NULL)); } break;
case POSTSCRIPT_IGNORE: if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_MGX_ESCAPES) { ul = 0; LOGDEBUG (LOG_ALWAYS, ("MicroGraphax app using POSTSCRIPT_IGNORE, contact PingW/ChandanC\n")); WOW32ASSERT(FALSE); } else { ul = GETINT16(Escape(hdc32, INT32(parg16->f2), INT32(parg16->f3), (LPCSTR)pin, NULL)); } break;
case BEGIN_PATH: // Some apps set the empty clip region before doing the path escapes,
// We need to undo that so the drawing APIs between begin and endpath
// go through to drivers.
SelectClipRgn(hdc32,NULL);
// fall through to escape call
case END_PATH:#ifdef FE_SB
// WOWCF_FE_FLW2_PRINTING_PS,
// Japanese Lotus Freelance printing with PostScript.
// Between Escape( BEGIN_PATH ) and Escape( END_PATH ),
// select brush object with WHITE_BRUSH
if (GetSystemDefaultLangID() == 0x411 && CURRENTPTD()->dwWOWCompatFlagsFE & WOWCF_FE_FLW2_PRINTING_PS ) { if( INT32(parg16->f2) == BEGIN_PATH ) fCmptFLW = TRUE; else fCmptFLW = FALSE; }#endif // FE_SB
// fall through to escape call
case CLIP_TO_PATH: ul = GETINT16(Escape(hdc32, INT32(parg16->f2), INT32(parg16->f3), (LPCSTR)pin, NULL)); break;
case PASSTHROUGH:
// if this is a form feed hack app...
if(CURRENTPTD()->dwWOWCompatFlagsEx & WOWCFEX_FORMFEEDHACK) {
ul = HandleFormFeedHack(hdc32, pin, FETCHWORD(*(PWORD)pin)); // cb only
}
else {
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), (FETCHWORD(*(PWORD)pin) + 2), (LPCSTR)pin, NULL)); } break;
case FLUSHOUTPUT: ul = TRUE; break;
case DOWNLOADFACE: { WORD InData; PWORD lpInData = NULL;
// PM5 forgot to set there map mode so we do it.
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_FORCETWIPSESCAPE) iMapMode = SetMapMode(hdc32,MM_TWIPS);
if (pin) { InData = FETCHWORD(*(PWORD)pin); lpInData = &InData; }
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), sizeof(USHORT), (LPCSTR)lpInData, NULL));
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_FORCETWIPSESCAPE) SetMapMode(hdc32,iMapMode); } break;
case GETFACENAME: { int len; PSZ pout; CHAR ach[60];
// PM5 forgot to set there map mode so we do it.
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_FORCETWIPSESCAPE) iMapMode = SetMapMode(hdc32,MM_TWIPS);
GETOPTPTR(parg16->f5, 0, pout);
// This HACK is for FH4.0 only. If you have any questions
// talk to PingW or ChandanC.
// July 21st 1994.
//
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_ADD_MSTT) {
ExtEscape(hdc32, ADD_MSTT, 0, NULL, 60, ach); }
// pass in 60 as a magic number. Just copy out the valid string.
ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), INT32(parg16->f3), pin, 60, ach)); ach[sizeof(ach)-1] = '\0'; len = strlen(ach)+1; len = min(len, sizeof(ach)); strncpy (pout, ach, len); FREEOPTPTR(pout);
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_FORCETWIPSESCAPE) SetMapMode(hdc32,iMapMode); } break;
case EPSPRINTING: { WORD InData; PWORD lpInData = NULL;
if (pin) { InData = FETCHWORD(*(PWORD)pin); lpInData = &InData; }
ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), sizeof(BOOL), (LPCSTR)lpInData, 0, NULL)); } break;
case GETTECHNOLOGY: { PVOID pout;
buf[0] = '\0';
GETOPTPTR(parg16->f5, 0, pout);
if (!(CURRENTPTD()->dwWOWCompatFlags & WOWCF_FORCENOPOSTSCRIPT)) { ul = GETINT16(ExtEscape(hdc32, INT32(parg16->f2), INT32(parg16->f3), pin, sizeof(buf), buf));#ifdef FE_SB
// #636 When function is not supported,
// wow may destroy app's stack
if ((int)ul < 0) buf[0] = '\0';#endif // FE_SB
}
// we don't have a clue as to how big the app's buffer is here.
if (pout) { strcpy(pout, buf); FREEOPTPTR(pout); } } break;
case SETCOPYCOUNT: { int cCopiesOut, cCopiesIn=1;
if (pin) cCopiesIn = *(UNALIGNED SHORT *)pin;
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), pin ? sizeof(cCopiesIn) : 0, pin ? &cCopiesIn : pin, parg16->f5 ? &cCopiesOut : NULL));
if ( parg16->f5 ) { if ( (INT)ul > 0 ) { PUTINT16(parg16->f5, cCopiesOut); } else { // Pagemaker v4 needs the output value
PUTINT16(parg16->f5, 1); } } } break;
case STARTDOC: { PVOID pout;
GETOPTPTR(parg16->f5, 0, pout);
//
// Win32 StartDoc depends on having the correct current directory
// when printing to FILE: (which pops up for a filename).
//
UpdateDosCurrentDirectory(DIR_DOS_TO_NT);
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), INT32(parg16->f3), pin, pout));
//
// PhotoShop needs a StartPage when it does StartDoc Escape.
// PingW, ChandanC 3/22/94
//
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_NEEDSTARTPAGE) { int l; char szBuf[80];
//
// It should be done ONLY for POSTSCRIPT drivers
//
if ((l = ExtEscape(hdc32, GETTECHNOLOGY, 0, NULL, sizeof(szBuf), szBuf)) > 0) {
if (!WOW32_stricmp(szBuf, szPostscript)) { l = StartPage(hdc32); } } }
FREEOPTPTR(pout); } break;
// Win'95 really messed us up here. They changed the DRAWPATTERNRECT
// structure instead of defining a new DRAWPATTERNRECT32 struct.
// On NT, all metafiles are 32-bit. So if an app is building a metafile,
// it will only know how to do 16-bit DRAWPATTERNRECT (DPR). We have
// to convert it to a 32-bit DPR before passing it to GDI. On the other
// hand, if an app is reading a metafile (either memory or disk file) it
// will be 32-bit if it was created by calls to NT's metafile API, or it
// could be 16-bit if it is something the app created or a file shipped
// with the app. If the app handles it correctly by using the size
// field in the metafile record, then we can fix them up correctly.
case DRAWPATTERNRECT: { DRAWPATRECT dpr32in;
if(pin) {
// if the app specifies that it is a 32-bit sized DPR struct
if(INT32(parg16->f3) == sizeof(DRAWPATRECT)) { dpr32in.ptPosition.x = (LONG)FETCHDWORD(((PDRAWPATRECT)pin)->ptPosition.x); dpr32in.ptPosition.y = (LONG)FETCHDWORD(((PDRAWPATRECT)pin)->ptPosition.y); dpr32in.ptSize.x = (LONG)FETCHDWORD(((PDRAWPATRECT)pin)->ptSize.x); dpr32in.ptSize.y = (LONG)FETCHDWORD(((PDRAWPATRECT)pin)->ptSize.y); dpr32in.wStyle = FETCHWORD(((PDRAWPATRECT)pin)->wStyle); dpr32in.wPattern = FETCHWORD(((PDRAWPATRECT)pin)->wPattern); } // else any other size, all we can do is assume that they
// are passing it as a 16-bit DRAWPATTERNRECT
else { dpr32in.ptPosition.x = (LONG)FETCHWORD(((PDPR16)pin)->ptPosition.x); dpr32in.ptPosition.y = (LONG)FETCHWORD(((PDPR16)pin)->ptPosition.y); dpr32in.ptSize.x = (LONG)FETCHWORD(((PDPR16)pin)->ptSize.x); dpr32in.ptSize.y = (LONG)FETCHWORD(((PDPR16)pin)->ptSize.y); dpr32in.wStyle = FETCHWORD(((PDPR16)pin)->wStyle); dpr32in.wPattern = FETCHWORD(((PDPR16)pin)->wPattern); }
ul = GETINT16(Escape(hdc32, DRAWPATTERNRECT, sizeof(DRAWPATRECT), (PVOID)&dpr32in, NULL)); } } break;
default: { PVOID pout;
GETOPTPTR(parg16->f5, 0, pout);
ul = GETINT16(Escape(hdc32, INT32(parg16->f2), INT32(parg16->f3), pin, pout));
FREEOPTPTR(pout); } break;
} // end switch
FREEOPTPTR(pin); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetBitmapDimension(PVDMFRAME pFrame){ ULONG ul; SIZE size2; register PGETBITMAPDIMENSION16 parg16;
GETARGPTR(pFrame, sizeof(GETBITMAPDIMENSION16), parg16);
ul = 0; if (GetBitmapDimensionEx(HBITMAP32(parg16->f1), &size2)) { ul = (WORD)size2.cx | (size2.cy << 16); } else { WOW32APIWARN (ul, "GetBitmapDimension"); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetBrushOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; POINT pt2; HANDLE hdc32; register PGETBRUSHORG16 parg16;
GETARGPTR(pFrame, sizeof(GETBRUSHORG16), parg16);
// for windows compatability, we must first add the DCorg
// since windows brushorg is relative to the screen where as NT
// is relative to the window. In the future, this should call
// a private gdi entry point to avoid an extra c/s hit. (erick)
ul = 0;
hdc32 = HDC32(parg16->f1);
if (GetDCOrgEx(hdc32, &pt)) { if (GetBrushOrgEx(hdc32, &pt2)) { ul = (WORD)(pt2.x + pt.x) | ((pt2.y + pt.y) << 16); } }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetClipBox(PVDMFRAME pFrame){ ULONG ul; RECT t2; register PGETCLIPBOX16 parg16; HDC hdc;
GETARGPTR(pFrame, sizeof(GETCLIPBOX16), parg16);
hdc = HDC32(parg16->f1);
ul = GETINT16(GetClipBox(hdc,&t2));
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_SIMPLEREGION) { ul = SIMPLEREGION; }
PUTRECT16(parg16->f2, &t2); FREEARGPTR(parg16);
RETURN(ul);}
ULONG FASTCALL WG32GetCurrentPosition(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PGETCURRENTPOSITION16 parg16;
GETARGPTR(pFrame, sizeof(GETCURRENTPOSITION16), parg16);
ul = 0; if (GetCurrentPositionEx(HDC32(parg16->f1), &pt)) { ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetDCOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PGETDCORG16 parg16;
GETARGPTR(pFrame, sizeof(GETDCORG16), parg16);
ul = 0; if ( GetDCOrgEx(HDC32(parg16->f1),&pt) ) { ul = (WORD)pt.x | (pt.y << 16); }
LOGDEBUG(6,("GetDCOrg for hdc %x returns %lx\n",parg16->f1,ul));
FREEARGPTR(parg16); RETURN(ul);}
// PowerPoint 2&3 call this 2 times for each slide in the slide previewer
// the lpvBits == NULL on the first call (presumably to find the size to
// allocate) -- in which case Win3.x returns 1
ULONG FASTCALL WG32GetDIBits(PVDMFRAME pFrame){ INT nbmiSize; ULONG ul = 0L; PBYTE pb5; PBYTE pb6; STACKBMI32 bmi32; LPBITMAPINFO lpbmi32; register PGETDIBITS16 parg16;
GETARGPTR(pFrame, sizeof(GETDIBITS16), parg16); GETMISCPTR(parg16->f5, pb5); GETMISCPTR(parg16->f6, pb6);
// copy just the BITMAPINFOHEADER portion of the BITMAPINFO struct
if(lpbmi32=(LPBITMAPINFO)CopyBMIH16ToBMIH32((PVPVOID)FETCHDWORD(parg16->f6), (LPBITMAPINFOHEADER)&bmi32)) {
// gdi32 will adjust key fields of the BITMAPINFOHEADER & copy the
// color table into the 32-bit BITMAPINFO struct
if( ul = GETINT16(GetDIBits(HDC32(parg16->f1), HBITMAP32(parg16->f2), WORD32(parg16->f3), WORD32(parg16->f4), pb5, lpbmi32, WORD32(parg16->f7))) ) {
// if lpvBits, then they want the bits of the bitmap too
if(pb5) { ul = WORD32(parg16->f4); // return # scanlines requested
FLUSHVDMPTR(parg16->f5, SIZE_BOGUS, pb5); } // else tell app that BITMAPINFO structure filled in only
else { ul = 1L; }
// copy the updated BITMAPINFO struct back into the 16-bit version
nbmiSize = GetBMI32Size(lpbmi32, WORD32(parg16->f7)); RtlCopyMemory(pb6, lpbmi32, nbmiSize);
FLUSHVDMPTR(parg16->f6, nbmiSize, pb6); } }
FREEMISCPTR(pb5); FREEMISCPTR(pb6); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetDeviceCaps(PVDMFRAME pFrame){ ULONG ul; HANDLE hdc32; register PGETDEVICECAPS16 parg16;
GETARGPTR(pFrame, sizeof(GETDEVICECAPS16), parg16);
if (INT32(parg16->f2) == COLORRES) { ul = 18; } else { hdc32 = HDC32(parg16->f1); ul = GetDeviceCaps(hdc32, INT32(parg16->f2));
if (ul == (ULONG)-1) { switch (parg16->f2) { case NUMBRUSHES: case NUMPENS: case NUMCOLORS: ul = 2048; break; default: break; } } else if(ul > 32767) {
// 16-bit apps can't handle 16M colors in a 16-bit INT
// most just check if the return is <= 2 to see if they are
// going to print mono-chrome or color.
if(parg16->f2 == NUMCOLORS) { ul = 32767; } }
// if the 4plane conversion flag is set, tell them we are 4 planes 1bpp
// instead of 1plane 4bpp.
if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_4PLANECONVERSION) { if (INT32(parg16->f2) == BITSPIXEL) { if ((ul == 4) && (GetDeviceCaps(hdc32, PLANES) == 1)) ul = 1; } else if (INT32(parg16->f2) == PLANES) { if ((ul == 1) && (GetDeviceCaps(hdc32, BITSPIXEL) == 4)) ul = 4; } } if ( (POLYGONALCAPS == parg16->f2) && (CURRENTPTD()->dwWOWCompatFlags & WOWCF_NOPC_RECTANGLE)) { ul &= !PC_RECTANGLE; // Quattro Pro 1.0 for Windows doesn't handle this bit well.
}
if ( RASTERCAPS == INT32(parg16->f2) ) { //
// bjm 10/10/97
// This is always on in Win31 and Win95 (supporting BITMAPS is
// pretty much a requirement for drivers) so Win32 killed
// the bit and will never return it.
// So, let's make sure it's always on.
//
ul |= 0x8000; }
}
ul = GETINT16(ul);
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetEnvironment(PVDMFRAME pFrame){ // not a Win32 function
//
// if lpEnviron==NULL then the user is querying the size of device
// data. WinProj doesn't check the return value, calling the driver
// with an undersized buffer, trashing the global heap.
// WinFax passes a hard coded 0xA9 == 0x44+0x69 == sizeof(win3.0 DevMode) +
// known WinFax.DRV->dmDriverExtra. Beware also that WinFax calls this
// whenever an app calls any API that requires a DevMode.
INT len; ULONG ul=0; register PGETENVIRONMENT16 parg16; PSZ psz; PSZ psz1 = NULL; VPDEVMODE31 vpdm2; CHAR *pszDriver = NULL; UINT cbT = 0; WORD nMaxBytes;
GETARGPTR(pFrame, sizeof(GETENVIRONMENT16), parg16);
// save off the 16-bit params now since this could callback into a 16-bit
// fax driver & cause 16-bit memory to move.
GETPSZPTR(parg16->f1, psz); if(psz) { len = lstrlen(psz) + 1; psz1 = malloc_w(len); if(psz1) { strcpy(psz1, psz); len = max(len,40); pszDriver = malloc_w(len); } } FREEPSZPTR(psz); vpdm2 = FETCHDWORD(parg16->f2);
nMaxBytes = FETCHWORD(parg16->f3);
FREEARGPTR(parg16); // invalidate all flat ptrs to 16:16 memory now
// this implies that psz1 may also be bad
if(!pszDriver) { goto exitpath; }
if (!(spoolerapis[WOW_EXTDEVICEMODE].lpfn)) { if (!LoadLibraryAndGetProcAddresses(L"WINSPOOL.DRV", spoolerapis, WOW_SPOOLERAPI_COUNT)) { goto exitpath; } }
// get required size for output buffer
// When WinFax calls this api, calls to GetDriverName for pszDriver ==
// "FaxModem" seem to fail -- this is a good thing if the app called
// ExtDeviceMode() because we would get into an infinite loop here. WinFax
// just fills in a DevMode with default values if this api fails.
if (GetDriverName(psz1, pszDriver, len)) { ul = (*spoolerapis[WOW_EXTDEVICEMODE].lpfn)(NULL, NULL, NULL, pszDriver, psz1, NULL, NULL, 0); LOGDEBUG(6,("WOW::GetEnvironment returning ul = %d, for Device = %s, Port = %s \n", ul, pszDriver, psz1));
// adjust the size for our DEVMODE handling (see note in wstruc.c)
// (it won't hurt to allocate too much)
if(ul) { ul += sizeof(WOWDM31); cbT = (UINT)ul; }
// if they also want us to fill in their environment structure...
if ((vpdm2 != 0) && (ul != 0)) { LPDEVMODE lpdmOutput;
if (lpdmOutput = malloc_w(ul)) {
// this might be calling into a 16-bit fax driver!!
ul = (*spoolerapis[WOW_EXTDEVICEMODE].lpfn)(NULL, NULL, lpdmOutput, pszDriver, psz1, NULL, NULL, DM_OUT_BUFFER);
// if a WinFax call to GetDriverName() succeeds & gets to here
// we may need to hack on the lpdmOutput->dmSize==0x40
// (Win3.0 size) to account for the hard coded buffer size of
// 0xa9 the app passes. So far I haven't seen WinFax get past
// GetDriverName() call & it still seems to work OK.
if (ul > 0L) { // Use the min of nMaxBytes & what we calculated
ThunkDevMode32to16(vpdm2, lpdmOutput, min(nMaxBytes, cbT)); }
free_w(lpdmOutput);
LOGDEBUG(6,("WOW::GetEnvironment getting DEVMODE structure, ul = %d, for Device = %s, Port = %s \n", ul, pszDriver, psz1)); } } }
exitpath: if(psz1) { free_w(psz1); } if(pszDriver) { free_w(pszDriver); }
RETURN(ul);
}
ULONG FASTCALL WG32GetObject(PVDMFRAME pFrame){ ULONG ul; HANDLE hgdi; register PGETOBJECT16 parg16;
GETARGPTR(pFrame, sizeof(GETOBJECT16), parg16);
hgdi = HOBJ32(parg16->f1);
switch (GetObjectType(hgdi)) { case OBJ_BITMAP: { BITMAP bm; ul = GETINT16(GetObject(hgdi, sizeof(BITMAP), (LPSTR)&bm)); if (ul) { PUTBITMAP16(parg16->f3, parg16->f2, &bm); if ( ul > sizeof(BITMAP16) ) { ul = sizeof(BITMAP16); } } } break;
case OBJ_BRUSH: { LOGBRUSH lb; ul = GETINT16(GetObject(hgdi, sizeof(LOGBRUSH), (LPSTR)&lb)); if (ul) { PUTLOGBRUSH16(parg16->f3, parg16->f2, &lb); if (ul > sizeof(LOGBRUSH16)) { ul = sizeof(LOGBRUSH16); } } } break;
case OBJ_PEN: { LOGPEN lp; ul = GETINT16(GetObject(hgdi, sizeof(LOGPEN), (LPSTR)&lp)); if (ul) { PUTLOGPEN16(parg16->f3, parg16->f2, &lp); if (ul > sizeof(LOGPEN16)) { ul = sizeof(LOGPEN16); } } } break;
case OBJ_FONT: { LOGFONT lf; ul = GETINT16(GetObject(hgdi, sizeof(LOGFONT), (LPSTR)&lf)); if (ul) { PUTLOGFONT16(parg16->f3, parg16->f2, &lf); if (ul > sizeof(LOGFONT16)) { ul = sizeof(LOGFONT16); } } } break;
case OBJ_PAL: { PSHORT16 lpT; SHORT sT;
ul = GETINT16(GetObject(hgdi, sizeof(SHORT), (LPSTR)&sT)); if (ul && (FETCHWORD(parg16->f2) >= sizeof(WORD))) { GETVDMPTR(FETCHDWORD(parg16->f3), sizeof(WORD), lpT); if (lpT) { STOREWORD(lpT[0], sT); } FREEVDMPTR(lpT); } } break;
default: { PBYTE pb3;
LOGDEBUG(LOG_ALWAYS,(" HACK: GetObject handle unknown, contact ChandanC\n"));
GETVDMPTR(parg16->f3, parg16->f2, pb3);
ul = GETINT16(GetObject(hgdi, INT32(parg16->f2), pb3));
FLUSHVDMPTR(parg16->f3, parg16->f2, pb3); FREEVDMPTR(pb3); }
} // switch
WOW32APIWARN(ul, "GetObject");
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetRgnBox(PVDMFRAME pFrame){ ULONG ul; RECT t2; register PGETRGNBOX16 parg16;
GETARGPTR(pFrame, sizeof(GETRGNBOX16), parg16);
ul = GETINT16(GetRgnBox(HRGN32(parg16->f1), &t2));
PUTRECT16(parg16->f2, &t2); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetViewportExt(PVDMFRAME pFrame){ ULONG ul; SIZE size; register PGETVIEWPORTEXT16 parg16;
GETARGPTR(pFrame, sizeof(GETVIEWPORTEXT16), parg16);
ul = 0; if (GetViewportExtEx(HDC32(parg16->f1), &size)) {
//
// win31 returns 1 rather than 0 unless there was an error
//
if (!(ul = (WORD)size.cx | (size.cy << 16))) ul = 1; }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetViewportOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PGETVIEWPORTORG16 parg16;
GETARGPTR(pFrame, sizeof(GETVIEWPORTORG16), parg16);
ul = 0; if (GetViewportOrgEx(HDC32(parg16->f1), &pt)) { ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetWindowExt(PVDMFRAME pFrame){ ULONG ul; SIZE size; register PGETWINDOWEXT16 parg16;
GETARGPTR(pFrame, sizeof(GETWINDOWEXT16), parg16);
ul = 0; if (GetWindowExtEx(HDC32(parg16->f1), &size)) { if (!(ul = (WORD)size.cx | (size.cy << 16))) // see above
ul = 1; }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32GetWindowOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PGETWINDOWORG16 parg16;
GETARGPTR(pFrame, sizeof(GETWINDOWORG16), parg16);
ul = 0; if (GetWindowOrgEx(HDC32(parg16->f1), &pt)) { ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32LPtoDP(PVDMFRAME pFrame){ ULONG ul=0; LPPOINT t2; register PLPTODP16 parg16; POINT BufferT[128];
GETARGPTR(pFrame, sizeof(LPTODP16), parg16); t2 = STACKORHEAPALLOC(parg16->f3 * sizeof(POINT), sizeof(BufferT), BufferT);
if (t2) { getpoint16(parg16->f2, parg16->f3, t2);
ul = GETBOOL16(LPtoDP(HDC32(parg16->f1), t2, INT32(parg16->f3)));
PUTPOINTARRAY16(parg16->f2, parg16->f3, t2);
STACKORHEAPFREE(t2, BufferT); }
FREEARGPTR(parg16); RETURN(ul);}
void W32LineDDAFunc(int x, int y, PLINEDDADATA pDDAData){ PARM16 Parm16;
WOW32ASSERT(pDDAData); Parm16.LineDDAProc.vpData = (VPVOID)pDDAData->dwUserDDAParam; Parm16.LineDDAProc.x = (SHORT)x; Parm16.LineDDAProc.y = (SHORT)y; Parm16.LineDDAProc.vpData = (VPVOID)pDDAData->dwUserDDAParam; CallBack16(RET_LINEDDAPROC, &Parm16, pDDAData->vpfnLineDDAProc, NULL);
return;}
ULONG FASTCALL WG32LineDDA(PVDMFRAME pFrame){ LINEDDADATA DDAData; register PLINEDDA16 parg16;
GETARGPTR(pFrame, sizeof(LINEDDA16), parg16);
DDAData.vpfnLineDDAProc = DWORD32(parg16->f5); DDAData.dwUserDDAParam = DWORD32(parg16->f6);
LineDDA(INT32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), INT32(parg16->f4), (LINEDDAPROC)W32LineDDAFunc, (LPARAM)&DDAData); // 16-bit memory may have moved - invalidate flat pointers now
FREEVDMPTR(pFrame); FREEARGPTR(parg16);
RETURN(1L);}
ULONG FASTCALL WG32MoveTo(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PMOVETO16 parg16;
GETARGPTR(pFrame, sizeof(MOVETO16), parg16);
ul = 0; pt.x = 1L; // see "METAFILE NOTE"
pt.y = 0L; if (MoveToEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &pt)) {
ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32OffsetViewportOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register POFFSETVIEWPORTORG16 parg16;
GETARGPTR(pFrame, sizeof(OFFSETVIEWPORTORG16), parg16);
ul = 0; pt.x = 1L; // see "METAFILE NOTE"
pt.y = 0L; if (OffsetViewportOrgEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &pt)) {
ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32OffsetWindowOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register POFFSETWINDOWORG16 parg16;
GETARGPTR(pFrame, sizeof(OFFSETWINDOWORG16), parg16);
ul = 0; pt.x = 1L; // see "METAFILE NOTE"
pt.y = 0L; if (OffsetWindowOrgEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &pt)) {
ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32PolyPolygon(PVDMFRAME pFrame){ ULONG ul=0; LPPOINT pPoints; PINT pPolyCnt; UINT cpts = 0; INT ii; register PPOLYPOLYGON16 parg16; INT cInt16; INT BufferT[256]; // comfortably large array
GETARGPTR(pFrame, sizeof(POLYPOLYGON16), parg16);
cInt16 = INT32(parg16->f4); pPolyCnt = STACKORHEAPALLOC(cInt16 * sizeof(INT), sizeof(BufferT), BufferT);
if (!pPolyCnt) { FREEARGPTR(parg16); RETURN(0); }
getintarray16(parg16->f3, cInt16, pPolyCnt);
for (ii=0; ii < cInt16; ii++) cpts += pPolyCnt[ii];
pPoints = STACKORHEAPALLOC(cpts * sizeof(POINT), sizeof(BufferT) - cInt16 * sizeof(INT), BufferT + cInt16);
if (pPoints) {
getpoint16(parg16->f2, cpts, pPoints);
ul = GETBOOL16(PolyPolygon(HDC32(parg16->f1), pPoints, pPolyCnt, INT32(parg16->f4)));
STACKORHEAPFREE(pPoints, BufferT + cInt16); }
STACKORHEAPFREE(pPolyCnt, BufferT); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32PolyPolylineWOW(PVDMFRAME pFrame){ ULONG ul; register PPOLYPOLYLINEWOW16 parg16; LPPOINT pptArray; LPDWORD pcntArray; DWORD cnt;
GETARGPTR(pFrame, sizeof(POLYPOLYLINEWOW16), parg16);
cnt = FETCHDWORD(parg16->f4);
GETVDMPTR(parg16->f2, sizeof(POINT)*cnt, pptArray); GETVDMPTR(parg16->f3, sizeof(DWORD)*cnt, pcntArray);
ul = GETBOOL16(PolyPolyline(HDC32(parg16->f1), pptArray, pcntArray, cnt)); FREEVDMPTR(pptArray); FREEVDMPTR(pcntArray);
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32Polygon(PVDMFRAME pFrame){ ULONG ul=0; LPPOINT p2; register PPOLYGON16 parg16; POINT BufferT[128]; HANDLE hdc32;#ifdef FE_SB // for Japanese Lotus Freelance
HBRUSH hbr = 0;#endif // FE_SB
GETARGPTR(pFrame, sizeof(POLYGON16), parg16); p2 = STACKORHEAPALLOC(parg16->f3 * sizeof(POINT), sizeof(BufferT), BufferT);
hdc32 = HDC32(parg16->f1);
if (p2) { getpoint16(parg16->f2, parg16->f3, p2);#ifdef FE_SB
// WOWCF_FE_FLW2_PRINTING_PS, Japanese Lotus Freelance
// printing with PostScript.
// Between Escape( BEGIN_PATH ) and Escape( END_PATH ),
// select brush object with WHITE_BRUSH
if (GetSystemDefaultLangID() == 0x411 && fCmptFLW && CURRENTPTD()->dwWOWCompatFlagsFE & WOWCF_FE_FLW2_PRINTING_PS) { hbr = SelectObject(hdc32, GetStockObject( WHITE_BRUSH )); }#endif // FE_SB
ul = GETBOOL16(Polygon(hdc32, p2, INT32(parg16->f3)));#ifdef FE_SB
if (hbr) { SelectObject(hdc32, hbr ); }#endif // FE_SB
STACKORHEAPFREE(p2, BufferT); } FREEARGPTR(parg16);
RETURN(ul);}
ULONG FASTCALL WG32Polyline(PVDMFRAME pFrame){ ULONG ul=0; PPOINT t2; register PPOLYLINE16 parg16; POINT BufferT[128];
GETARGPTR(pFrame, sizeof(POLYLINE16), parg16); t2 = STACKORHEAPALLOC(parg16->f3 * sizeof(POINT), sizeof(BufferT), BufferT);
if (t2) { getpoint16(parg16->f2, parg16->f3, t2);
ul = GETBOOL16(Polyline(HDC32(parg16->f1), t2, INT32(parg16->f3)));
STACKORHEAPFREE(t2, BufferT); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32RectInRegion(PVDMFRAME pFrame){ ULONG ul; RECT t2; register PRECTINREGION16 parg16;
GETARGPTR(pFrame, sizeof(RECTINREGION16), parg16); WOW32VERIFY(GETRECT16(parg16->f2, &t2));
ul = GETBOOL16(RectInRegion(HRGN32(parg16->f1), &t2));
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32RectVisible(PVDMFRAME pFrame){ ULONG ul; RECT t2; register PRECTVISIBLE16 parg16;
GETARGPTR(pFrame, sizeof(RECTVISIBLE16), parg16); WOW32VERIFY(GETRECT16(parg16->f2, &t2));
ul = GETBOOL16(RectVisible(HDC32(parg16->f1), &t2));
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32ScaleViewportExt(PVDMFRAME pFrame){ ULONG ul; SIZE size; register PSCALEVIEWPORTEXT16 parg16;
GETARGPTR(pFrame, sizeof(SCALEVIEWPORTEXT16), parg16);
ul = 0; if (ScaleViewportExtEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), INT32(parg16->f4), INT32(parg16->f5), &size)) {
if (!(ul = (WORD)size.cx | (size.cy << 16))) // see above
ul = 1; }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32ScaleWindowExt(PVDMFRAME pFrame){ ULONG ul; SIZE size; register PSCALEWINDOWEXT16 parg16;
GETARGPTR(pFrame, sizeof(SCALEWINDOWEXT16), parg16);
ul = 0; if (ScaleWindowExtEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), INT32(parg16->f4), INT32(parg16->f5), &size)) {
if (!(ul = (WORD)size.cx | (size.cy << 16))) // see above
ul = 1; }
FREEARGPTR(parg16); RETURN(ul);}
/******************************Public*Routine******************************\
* PBYTE pjCvtPlaneToPacked4** Convert a 4plane, 1bpp bitmap into a 1plane, 4bpp bitmap.* This functions returns a pointer that must later be freed with LocalFree().** This has been added for PhotoShop 16 color vga compatability.** History:* 28-May-1993 -by- Eric Kutter [erick]* Wrote it.\**************************************************************************/
PBYTE pjCvtPlaneToPacked4( BITMAP *pbm, PBYTE pjSrc, DWORD *pcjSrc){ PBYTE pjDstRet; PBYTE pjDst; PBYTE pjPlane[4]; // pointer to first byte of current scan for each plane
DWORD cjWidth; // width of the destination in bytes
DWORD cjSrcWidth; // width of the source scan in bytes inc. all planes
DWORD cy; // number of scans
BYTE shift; // shift value,
DWORD i,x,y;
// just grab the width of the dest out of the BITMAP
cjWidth = pbm->bmWidthBytes;
// the src should be word aligned for each plane with 4 planes
cjSrcWidth = ((pbm->bmWidth + 15) & ~15) / 8 * 4; if (!cjSrcWidth) { WOW32ASSERT ( 0 != cjSrcWidth ); return(NULL); }
// compute the height, the smaller of the bm height and the source height
cy = min((DWORD)pbm->bmHeight,(DWORD)(*pcjSrc / cjSrcWidth));
// allocate the new chunk of memory
*pcjSrc = cy * cjWidth;
pjDst = LocalAlloc(LMEM_FIXED,*pcjSrc);
if (pjDst == NULL) return(NULL);
pjDstRet = pjDst;
// intialize the beginings of the planes
for (i = 0; i < 4; ++i) pjPlane[i] = pjSrc + (cjSrcWidth / 4) * i;
// loop through the scans
for (y = 0; y < cy; ++y) { shift = 7;
// loop through the bytes within a scan
for (x = 0; x < cjWidth; ++x) {
// bit 7 -> nibble 1
// bit 6 -> nibble 0
// bit 5 -> nibble 3
// bit 4 -> nibble 2
// . . .
*pjDst = (((pjPlane[0][x/4] >> (shift-1)) & 1) << 0 ) | // 0x01
(((pjPlane[1][x/4] >> (shift-1)) & 1) << 1 ) | // 0x02
(((pjPlane[2][x/4] >> (shift-1)) & 1) << 2 ) | // 0x04
(((pjPlane[3][x/4] >> (shift-1)) & 1) << 3 ) | // 0x08
(((pjPlane[0][x/4] >> (shift-0)) & 1) << 4 ) | // 0x10
(((pjPlane[1][x/4] >> (shift-0)) & 1) << 5 ) | // 0x20
(((pjPlane[2][x/4] >> (shift-0)) & 1) << 6 ) | // 0x40
(((pjPlane[3][x/4] >> (shift-0)) & 1) << 7 ); // 0x80
pjDst++; shift = (shift - 2) & 7; }
pjPlane[0] += cjSrcWidth; pjPlane[1] += cjSrcWidth; pjPlane[2] += cjSrcWidth; pjPlane[3] += cjSrcWidth; }
return(pjDstRet);}
ULONG FASTCALL WG32SetBitmapBits(PVDMFRAME pFrame){ ULONG ul = 0; PBYTE pb3; register PSETBITMAPBITS16 parg16; HBITMAP hbm; DWORD cj; BITMAP bm; BOOL fValidObj;
GETARGPTR(pFrame, sizeof(SETBITMAPBITS16), parg16); GETOPTPTR(parg16->f3, 0, pb3);
hbm = HBITMAP32(parg16->f1); cj = DWORD32(parg16->f2);
fValidObj = (GetObject(hbm,sizeof(BITMAP),&bm) == sizeof(BITMAP)); if (CURRENTPTD()->dwWOWCompatFlags & WOWCF_4PLANECONVERSION) {
// Get the size of the destination bitmap
if (fValidObj && (bm.bmPlanes == 1) && (bm.bmBitsPixel == 4)) { PBYTE pjCvt = pjCvtPlaneToPacked4(&bm,pb3,&cj);
if (pjCvt) ul = SetBitmapBits(hbm,cj,pjCvt); else ul = 0;
LocalFree(pjCvt); hbm = 0; } } else { cj = min(cj, (DWORD)(bm.bmWidthBytes * bm.bmHeight)); }
if (hbm != 0) ul = GETLONG16(SetBitmapBits(hbm,cj,pb3));
WOW32APIWARN (ul, "SetBitmapBits");
FREEMISCPTR(pb3); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetBitmapDimension(PVDMFRAME pFrame){ ULONG ul; SIZE size4; register PSETBITMAPDIMENSION16 parg16;
GETARGPTR(pFrame, sizeof(SETBITMAPDIMENSION16), parg16);
ul = 0; if (SetBitmapDimensionEx(HBITMAP32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &size4)) {
ul = (WORD)size4.cx | (size4.cy << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetBrushOrg(PVDMFRAME pFrame){ ULONG ul = 0; POINT pt; POINT pt2; HANDLE hdc32; register PSETBRUSHORG16 parg16;
GETARGPTR(pFrame, sizeof(SETBRUSHORG16), parg16);
// for windows compatability, we must first subtract off the DCorg
// since windows brushorg is relative to the screen where as NT
// is relative to the window. In the future, this should call
// a private gdi entry point to avoid an extra c/s hit. (erick)
hdc32 = HDC32(parg16->f1);
if (GetDCOrgEx(hdc32, &pt)) { ul = 0; pt2.x = 1L; // see "METAFILE NOTE"
pt2.y = 0L; if (SetBrushOrgEx(hdc32, INT32(parg16->f2) - pt.x, INT32(parg16->f3) - pt.y, &pt2)) {
// add the origin back on so the app gets a consistent return value.
// view...all from micrografx designer doesn't work unless this returns
// the right thing.
ul = (WORD)(pt2.x + pt.x) | ((pt2.y + pt.y) << 16); } }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetDIBits(PVDMFRAME pFrame){ ULONG ul = 0L; PBYTE pb5; STACKBMI32 bmi32; LPBITMAPINFO lpbmi32; register PSETDIBITS16 parg16;
GETARGPTR(pFrame, sizeof(SETDIBITS16), parg16); GETMISCPTR(parg16->f5, pb5);
lpbmi32 = CopyBMI16ToBMI32((PVPVOID)FETCHDWORD(parg16->f6), (LPBITMAPINFO)&bmi32, FETCHWORD(parg16->f7));
// see if we need to adjust the image sze for RLE bitmaps
if(lpbmi32 && pb5) {
if((lpbmi32->bmiHeader.biCompression == BI_RLE4) || (lpbmi32->bmiHeader.biCompression == BI_RLE8)) {
if(lpbmi32->bmiHeader.biSizeImage == 0) {
lpbmi32->bmiHeader.biSizeImage = Get_RLE_Compression_Size(lpbmi32->bmiHeader.biCompression, pb5, parg16->f5); } } }
ul = GETINT16(SetDIBits(HDC32(parg16->f1), HBITMAP32(parg16->f2), WORD32(parg16->f3), WORD32(parg16->f4), pb5, lpbmi32, WORD32(parg16->f7)));
WOW32APIWARN (ul, "WG32SetDIBits\n");
FREEMISCPTR(pb5); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetDIBitsToDevice(PVDMFRAME pFrame){ ULONG ul = 0L; PSZ p10; STACKBMI32 bmi32; LPBITMAPINFO lpbmi32; register PSETDIBITSTODEVICE16 parg16;
GETARGPTR(pFrame, sizeof(SETDIBITSTODEVICE16), parg16); GETMISCPTR(parg16->f10, p10);
lpbmi32 = CopyBMI16ToBMI32((PVPVOID)FETCHDWORD(parg16->f11), (LPBITMAPINFO)&bmi32, FETCHWORD(parg16->f12));
// these are doc'd as WORD in Win3.0, doc'd as INT in Win3.1
WOW32ASSERTMSG(((INT)parg16->f4 >= 0),("WOW:signed val - CMJones\n")); WOW32ASSERTMSG(((INT)parg16->f5 >= 0),("WOW:signed val - CMJones\n")); WOW32ASSERTMSG(((INT)parg16->f8 >= 0),("WOW:signed val - CMJones\n")); WOW32ASSERTMSG(((INT)parg16->f9 >= 0),("WOW:signed val - CMJones\n"));
// see if we need to adjust the image sze for RLE bitmaps
if(lpbmi32 && p10) {
if((lpbmi32->bmiHeader.biCompression == BI_RLE4) || (lpbmi32->bmiHeader.biCompression == BI_RLE8)) {
if(lpbmi32->bmiHeader.biSizeImage == 0) {
lpbmi32->bmiHeader.biSizeImage = Get_RLE_Compression_Size(lpbmi32->bmiHeader.biCompression, p10, parg16->f10); } } }
ul = GETINT16(SetDIBitsToDevice(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), WORD32(parg16->f4), WORD32(parg16->f5), INT32(parg16->f6), INT32(parg16->f7), WORD32(parg16->f8), WORD32(parg16->f9), p10, lpbmi32, WORD32(parg16->f12)));
WOW32APIWARN (ul, "WG32SetDIBitsToDevice\n");
FREEMISCPTR(p10); FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetViewportExt(PVDMFRAME pFrame){ ULONG ul; SIZE size; register PSETVIEWPORTEXT16 parg16;
GETARGPTR(pFrame, sizeof(SETVIEWPORTEXT16), parg16);
ul = 0; if (SetViewportExtEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &size)) {
if (!(ul = (WORD)size.cx | (size.cy << 16))) // see above
ul = 1; }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetViewportOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PSETVIEWPORTORG16 parg16;
GETARGPTR(pFrame, sizeof(SETVIEWPORTORG16), parg16);
ul = 0; pt.x = 1L; // see "METAFILE NOTE"
pt.y = 0L; if (SetViewportOrgEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &pt)) {
ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetWindowExt(PVDMFRAME pFrame){ ULONG ul; SIZE size; register PSETWINDOWEXT16 parg16;
GETARGPTR(pFrame, sizeof(SETWINDOWEXT16), parg16);
ul = 0; if (SetWindowExtEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &size)) { if (!(ul = (WORD)size.cx | (size.cy << 16))) // see above
ul = 1; }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32SetWindowOrg(PVDMFRAME pFrame){ ULONG ul; POINT pt; register PSETWINDOWORG16 parg16;
GETARGPTR(pFrame, sizeof(SETWINDOWORG16), parg16);
ul = 0; pt.x = 1L; // see "METAFILE NOTE"
pt.y = 0L; if (SetWindowOrgEx(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), &pt)) { ul = (WORD)pt.x | (pt.y << 16); }
FREEARGPTR(parg16); RETURN(ul);}
ULONG FASTCALL WG32StretchDIBits(PVDMFRAME pFrame){ ULONG ul = 0L; PBYTE pb10; STACKBMI32 bmi32; LPBITMAPINFO lpbmi32; register PSTRETCHDIBITS16 parg16;
GETARGPTR(pFrame, sizeof(STRETCHDIBITS16), parg16); GETMISCPTR(parg16->f10, pb10);
lpbmi32 = CopyBMI16ToBMI32((PVPVOID)FETCHDWORD(parg16->f11), (LPBITMAPINFO)&bmi32, FETCHWORD(parg16->f12));
// see if we need to adjust the image sze for RLE bitmaps
if(lpbmi32 && pb10) {
if((lpbmi32->bmiHeader.biCompression == BI_RLE4) || (lpbmi32->bmiHeader.biCompression == BI_RLE8)) {
if(lpbmi32->bmiHeader.biSizeImage == 0) {
lpbmi32->bmiHeader.biSizeImage = Get_RLE_Compression_Size(lpbmi32->bmiHeader.biCompression, pb10, parg16->f10); } } }
ul = GETINT16(StretchDIBits(HDC32(parg16->f1), INT32(parg16->f2), INT32(parg16->f3), INT32(parg16->f4), INT32(parg16->f5), INT32(parg16->f6), INT32(parg16->f7), INT32(parg16->f8), INT32(parg16->f9), pb10, lpbmi32, (DWORD)FETCHWORD(parg16->f12), DWORD32(parg16->f13)));
WOW32APIWARN (ul, "WG32StretchDIBits\n");
FREEMISCPTR(pb10); FREEARGPTR(parg16); RETURN(ul);}
//
// This routine calls back the apps SetAbortProc routine.
//
LONG W32AbortProc(HDC hPr, int code){ LONG lReturn; PARM16 Parm16; register PTD ptd; DWORD AbortProcT;
ptd = CURRENTPTD();
WOW32ASSERT(ptd->htask16);
AbortProcT = ((PTDB)SEGPTR(ptd->htask16, 0))->TDB_vpfnAbortProc; if (AbortProcT) {
Parm16.SetAbortProc.hPr = GETHDC16(hPr); Parm16.SetAbortProc.code = (SHORT) code;
CallBack16(RET_SETABORTPROC, &Parm16, AbortProcT, (PVPVOID)&lReturn);
lReturn = (LONG)LOWORD(lReturn); // Returns a BOOL
} else { lReturn = (LONG)TRUE; }
return (lReturn);}
// note: cb is the number of data bytes in lpData NOT including the USHORT byte
// count at the start of the data stream. In other words, lpData contains
// cb + sizeof(USHORT) bytes.
LONG HandleFormFeedHack(HDC hdc, LPBYTE lpdata, int cb){ int cbBytes; LONG ul; PFORMFEEDHACK pCur;
// look for a node with a pointer to a data stream buffer from the previous
// call to Escape(,,PASSTHROUGH,,)...
pCur = FindFormFeedHackNode(hdc);
// if we found one, it's time to send the data stream to the printer...
if(pCur) {
// ...time to send it to the printer
ul = GETINT16(Escape(hdc, PASSTHROUGH, pCur->cbBytes + sizeof(USHORT), pCur->lpBytes, NULL));
// free the current node
FreeFormFeedHackNode(pCur);
// if there was a problem we're done
if(ul <= 0) { return(ul); } }
// send everything up to the last form feed in the new data stream
cbBytes = cb; lpdata = SendFrontEndOfDataStream(hdc, lpdata, &cbBytes, &ul);
// if there was a problem
// OR if the entire data stream got sent since it didn't contain a formfeed
// -- we're done
if(lpdata == NULL) { return(ul); // this will contain error code OR number of bytes sent
}
// else create a node for this data stream
else {
pCur = CreateFormFeedHackNode(hdc, cbBytes, lpdata);
// if we can't allocate a new node...
if(pCur == NULL) {
// Things are in pretty bad shape if we get to here...
// We need to write the byte count at the front of the data stream.
// Remember lpdata had a word size byte count at the front of it
// when it was sent to us.
// if any bytes got sent via SendFrontEndOfDataStream()...
if(cbBytes < cb) {
// ...first we need to word align this for Escape32()...
if((DWORD)lpdata & 0x00000001) { lpdata--; *lpdata = '\0'; // stick a harmless char in the stream
cbBytes++; // ...and account for it
}
// ...adjust the data stream ptr to accomodate the byte count...
lpdata -= sizeof(USHORT);
}
// ...write in the byte count...
*(UNALIGNED USHORT *)lpdata = (USHORT)cbBytes;
// ...and send the remainder of the data stream to the printer.
// If an extra page gets sent to the printer, too bad.
ul = GETINT16(Escape(hdc, PASSTHROUGH, cbBytes + sizeof(USHORT), lpdata, NULL));
// if the was an error, return it to the app
if(ul <= 0) { return(ul); } // else we managed to get everything sent to the printer OK
else { return(cb); // return the number of bytes the app sent
} } }
// return the number of bytes the app requested to send
return(cb);
}
LPBYTE SendFrontEndOfDataStream(HDC hdc, LPBYTE lpData, int *cb, LONG *ul){ int diff; LPBYTE lpByte, lpStart;
// if there's no data or a bad cb, just send it so we can get the error code
if((lpData == NULL) || (*cb <= 0)) { *ul = GETINT16(Escape(hdc, PASSTHROUGH, *cb + sizeof(USHORT), lpData, NULL)); return(NULL); }
// find the start of the actual data after the byte count
lpStart = lpData + sizeof(USHORT);
// look for a formfeed char at or near the end of the data stream
lpByte = lpStart + ((*cb - 1) * sizeof(BYTE)); while(lpByte >= lpStart) {
// if we have found the odious formfeed char....
if((UCHAR)(*lpByte) == 0x0c) {
diff = lpByte - lpStart;
// send everything in the stream up to (but not incl) the formfeed
if(diff) {
// adjust the byte count in the data stream
*(UNALIGNED USHORT *)lpData = (USHORT)diff;
// send it to the printer
*ul = GETINT16(Escape(hdc, PASSTHROUGH, diff + sizeof(USHORT), lpData, NULL));
// if there was a problem, return it to the app
if(*ul <= 0) { return(NULL); } }
// else formfeed is the first char in the data stream
else { *ul = *cb; // just lie and say we sent it all
}
// adjust the remaining number of bytes
*cb -= diff;
// return ptr to the formfeed char as new start of data stream
return(lpByte); }
lpByte--; }
// if there are no formfeed's in the data stream just send the whole thing
*ul = GETINT16(Escape(hdc, PASSTHROUGH, *cb + sizeof(USHORT), lpData, NULL));
return(NULL); // specify we sent the whole thing
}
// note: this assumes that if there is a node, there is a list
void FreeFormFeedHackNode(PFORMFEEDHACK pNode){ PFORMFEEDHACK pCur, pPrev, pListStart;
pPrev = NULL; pCur = pListStart = gpFormFeedHackList;
// if there is a node, there must be a node list
WOW32ASSERT(pCur);
if(pNode) {
while(pCur) {
if(pCur == pNode) {
if(pNode->lpBytes) { free_w(pNode->lpBytes); }
if(pPrev) { pPrev->next = pCur->next; } else { pListStart = pCur->next; }
free_w(pNode); break; } else { pPrev = pCur; pCur = pCur->next; } } }
gpFormFeedHackList = pListStart;}
void FreeTaskFormFeedHacks(HAND16 h16){ PFORMFEEDHACK pNext, pCur;
pCur = gpFormFeedHackList;
while(pCur) {
if(pCur->hTask16 == h16) {
// we already told the app we sent this so give it one last try
Escape(pCur->hdc, PASSTHROUGH, pCur->cbBytes + sizeof(USHORT), pCur->lpBytes, NULL);
pNext = pCur->next; if(pCur->lpBytes) { free_w(pCur->lpBytes); }
if(pCur == gpFormFeedHackList) { gpFormFeedHackList = pNext; }
free_w(pCur);
pCur = pNext; } }}
// this should only be called by Escape(,,ENDDOC,,)
void SendFormFeedHack(HDC hdc){ int cb; LPBYTE pBytes = NULL; PFORMFEEDHACK pCur;
pCur = gpFormFeedHackList;
while(pCur) {
if(pCur->hdc == hdc) {
if(pCur->lpBytes) {
cb = pCur->cbBytes;
// point to actual data after byte count
pBytes = pCur->lpBytes + sizeof(USHORT);
// strip the form feed from the buffered data stream...
if((UCHAR)(*pBytes) == 0x0c) { *pBytes = '\0'; pBytes++; cb--; }
// strip the carriage ret from the buffered data stream...
// (some apps put a carriage return after the last formfeed)
if((UCHAR)(*pBytes) == 0x0d) { *pBytes = '\0'; cb--; }
// ...and send it to the printer
if(cb > 0) { Escape(hdc, PASSTHROUGH, cb + sizeof(USHORT), pCur->lpBytes, NULL); } }
// free this node from the hack list now
FreeFormFeedHackNode(pCur);
break; } pCur = pCur->next; }}
PFORMFEEDHACK FindFormFeedHackNode(HDC hdc){ PFORMFEEDHACK pCur;
pCur = gpFormFeedHackList;
while(pCur) {
if(pCur->hdc == hdc) { return(pCur); }
pCur = pCur->next; }
return(NULL);}
// this will only get called if PART of the data stream got sent to the printer
PFORMFEEDHACK CreateFormFeedHackNode(HDC hdc, int cb, LPBYTE lpData){ LPBYTE pBytes; PFORMFEEDHACK pNode;
// allocate a new node
pNode = malloc_w(sizeof(FORMFEEDHACK));
// if we were able to get one...
if(pNode) {
// ...allocate a buffer for the data stream
pBytes = malloc_w(cb + sizeof(USHORT));
// if we were able to get one...
if(pBytes) {
// ...fill in the node...
pNode->hdc = hdc; pNode->lpBytes = pBytes; pNode->cbBytes = cb; pNode->hTask16 = CURRENTPTD()->htask16;
// ...and stick the new node at the front of the node list
pNode->next = gpFormFeedHackList; gpFormFeedHackList = pNode;
// add the new size to the front of the data stream
*(UNALIGNED USHORT *)pBytes = (USHORT)cb; pBytes += sizeof(USHORT);
// copy the the data stream into the node buffer
RtlCopyMemory(pBytes, lpData, cb);
return(pNode); }
// else if we couldn't get a data stream buffer...
else { free_w(pNode); } }
return(NULL); // return NULL if either allocate failed
}
// this should only be called by Escape(,,AbortDOC,,) and AbortDoc()
void RemoveFormFeedHack(HDC hdc){ PFORMFEEDHACK pNode;
pNode = FindFormFeedHackNode(hdc);
if(pNode) {
FreeFormFeedHackNode(pNode); }}#ifdef FE_SB //GetFontAssocStatus, pisuih, 10/5/94'
int GetFontAssocStatus(HDC hdc); //Modified by bklee. 02/01/95
ULONG FASTCALL WG32GetFontAssocStatus(PVDMFRAME pFrame){ ULONG ul; register PGETFONTASSOCSTATUS16 parg16;
GETARGPTR(pFrame, sizeof(GETFONTASSOCSTATUS16), parg16);
ul = GetFontAssocStatus(HDC32(parg16->f1));
FREEARGPTR(parg16); RETURN (ul);}#endif //FE_SB
/*+++
This returns the number of bytes in RLE4 and RLE8 compressed bitmaps.
Code below fixes problems in Sounditoutland with RLE-encoded bitmaps which have biSizeImage == 0. On Win 3.1 they work since gdi is happy with decoding some piece of memory. NT GDI however needs to know the size of bits passed. We remedy this by calculating size using RET_GETDIBSIZE (GetSelectorLimit). GDI won't copy the memory, it will just use size as indication of accessibility Applications: "Sound It Out Land", QuarkXpress, KidPhonics
---*/
ULONG Get_RLE_Compression_Size(DWORD RLE_Type, PBYTE pStart, VPVOID vpBytes){
BOOL bDone = FALSE; PBYTE pBytes = pStart; PARM16 Parm16; ULONG ulSelectorLimit; LONG lSize;
if(pBytes && vpBytes) {
Parm16.WndProc.wParam = HIWORD(vpBytes);
// get # bytes allocated to the selector (this even works for huge)
CallBack16(RET_GETDIBSIZE, &Parm16, 0, (PVPVOID)&ulSelectorLimit);
// is the selector valid?
if(ulSelectorLimit != 0 && ulSelectorLimit != 0xffffffff) {
// max byte buffer = memory block size - starting offset
lSize = (LONG)ulSelectorLimit - LOWORD(vpBytes) + 1;
} else { LOGDEBUG(LOG_ALWAYS, ("WOW:Get_RLE_Compression_Size: Selector [ptr:%x] is invalid\n", (DWORD)vpBytes)); return(0); }
while (!bDone) {
// if absolute mode
if (*pBytes == 0) {
switch (pBytes[1]) {
case 0: // end of line
pBytes += 2; break;
case 1: // end of bitmap
pBytes += 2; bDone = TRUE; break;
case 2: // offset
pBytes += 4; break;
default: // align the bytes to word boundries
if(RLE_Type == BI_RLE4) { pBytes += ((2 + ((pBytes[1] + 3) / 2)) & ~1); } else { pBytes += ((2 + pBytes[1] + 1) & ~1); }
break; }
} else { // else encoded mode
pBytes += 2;
}
// are we past the end of the selector?
if ( lSize < (pBytes - pStart + 1) ) { LOGDEBUG(LOG_ALWAYS, ("WOW:Get_RLE_Compression_Size:Bad RLE size: %x < %x\n", lSize, (pBytes - pStart))); return(lSize); } } }
return((ULONG)(pBytes - pStart));}
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